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install: Unlink destination file on failure

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This commit is contained in:
Michael Forney 2020-05-24 20:58:36 -07:00
parent 8ef9b38e56
commit 9e985c2bb2
1 changed files with 13 additions and 5 deletions
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18
xinstall.c
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@ -54,16 +54,24 @@ install(const char *s1, const char *s2, int depth)
eprintf("creat %s:", s2);
}
if (concat(f1, s1, f2, s2) < 0)
exit(1);
if (fchmod(f2, mode) < 0)
eprintf("fchmod %s:", s2);
if (fchown(f2, owner, group) < 0)
eprintf("lchown %s:", s2);
goto fail;
if (fchmod(f2, mode) < 0) {
weprintf("fchmod %s:", s2);
goto fail;
}
if (fchown(f2, owner, group) < 0) {
weprintf("fchown %s:", s2);
goto fail;
}
close(f1);
close(f2);
return 0;
fail:
unlink(s2);
exit(1);
}
static void